11890987 is an odd 8-digits composite number following 11890986
and preceding 11890988 . In scientific notation, it is written as 1.1890987 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 11853160 positive integers (up to 11890987) that are relatively prime to 11890987.
11890987 has 4 divisors, whose sum is 11928816
The reverse of 11890987 is 78909811
Previous prime number is 317
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
eleven million eight hundred ninety thousand nine hundred eighty-seven
Scientific notation
1.1890987 × 10^7
Engineering notation
1.1890987 × 10^6
Prime Factorization
317 × 37511
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
11890987
Product of the distinct prime numbers
The prime factorization of 11890987 is 317 × 37511.
Since it has a total of 2 prime factors.
10 , 7 , 28 , 11 , 980 , 500 , 4809 , 3290 , 81654 , 91194 , 716703 , 738143 , 8194511 , 9899665 , 29167832 , 66277218 , 850487418 , 559621146 , 6774125415 , 9252127593
n×2
23781974
n×3
35672961
n×4
47563948
n×5
59454935
n÷2
5945493.5
n÷3
3963662.3333333
n÷3
2972746.75
n÷5
2378197.4
n2
141395571834169
n3
1.6813329065377E+21
n4
1.9992707734312E+28
n5
2.377330277635E+35
2 √n
3448.3310455929
3 √n
228.24746778801
4 √n
58.722491820366
5 √n
26.004204987449
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-11890986
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 11890987 can be divided by 4 positive divisors.
The sum of these divisors (counting 11890987) is 1, the average is 0.25.
Base
System
Value
2
Binary
101101010111000100101011
3
Ternary
211101010100221
4
Quaternary
231113010223
5
Quinary
11021002422
6
Senary
1102510511
8
Octal
55270453
10
Decimal
11890987
12
Duodecimal
3b95437
16
Hexadecimal
b5712b
20
Vigesimal
3e6797
36
Base36
72v57
md5
e0af5ee002de18318317c976ba3409e7
sha1
702808208c5f4be6db09db57d5c6a7fd48fd82d4
sha256
5b9754ea211cb1529346ec3050cbf1a892ad3c26f7e5b62d53449aedfc7b917a
sha512
eabab2274bea7ec08ef0ed7a607b623ce6797f0cce5822b6a6be9131516cef5efd6daea49a79a995ae2cf8e2200f64a0f7e663a92ef6cae210af6cebdc242ebf
ripemd-160
777624e9a03d7459679070483a7ddc197e5da9e8
Diameter
23781974
Circumference
74713274.806263
Area
4.4420728972435E+14
Volume
7.04275080989E+21
Surface area
1.7768291588974E+15
Circumference
74713274.806263
Perimeter
47563948
Area
141395571834169
Diagonal
16816395.085402
Surface area
848373431005014
Volume
1.6813329065377E+21
Space diagonal
20595793.636141
Perimeter
35672961
Area
61226078595509
Altitude
10297896.818071
Surface area
61226078595509
Volume
1.9814698327415E+20
Height
5605465.0284674